Math, asked by sukhmann46, 10 months ago

if x + y + z is equal to 1 x y + y z + z x is equal to -1 and x y z is equal to minus 1 find the value of x square + y square + z square​

Answers

Answered by mmkamrs09
1

Answer:

(x+y+z)^2=x^2+y^2+z^2+2(xy+yz+zx)

1=x^2+y^2+z^2+2(-1)

x^2+y^2+z^2=3

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